package fileContent;

import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;

public class Demo15 {
    public static void main(String[] args) {
        try (Writer writer = new FileWriter("./test.txt", true)) {
            writer.write("你好世界 Hello World");
        } catch (IOException e ) {

        }
    }
}
